Tham Gia Group Dành Cho 2K12 Chia Sẻ, Trao Đổi Tài Liệu Miễn Phí
VI. Complete the sentences with must or mustn't.
1. I can't go to the movie tonight because I
2. The soup is too hot. You
3. To stay alive, people
study for the final exams.
eat it yet. Wait for it to cool.
get a visa.
4. If you want to travel to certai ...